EP 2604044 A4 20140730 - SPEAKER
Title (en)
SPEAKER
Title (de)
LAUTSPRECHER
Title (fr)
HAUT-PARLEUR
Publication
Application
Priority
- KR 20100077959 A 20100812
- KR 2011000004 W 20110103
Abstract (en)
[origin: US2012039476A1] Provided are a speaker and a speaker system. The speaker includes a main unit and a sub unit. The main unit emits a sound in a first direction. The sub unit is formed integrally with the main unit and emits a sound in a second direction different from the first direction.
IPC 8 full level
H04R 1/32 (2006.01); H04R 1/02 (2006.01); H04R 1/24 (2006.01); H04R 1/26 (2006.01)
CPC (source: EP KR US)
H04R 1/025 (2013.01 - KR); H04R 1/24 (2013.01 - EP US); H04R 1/26 (2013.01 - EP US); H04R 1/32 (2013.01 - KR); H04R 1/323 (2013.01 - EP US); H04R 1/34 (2013.01 - KR); H04R 25/40 (2013.01 - KR); H04R 25/552 (2013.01 - KR); H04R 2205/022 (2013.01 - EP US)
Citation (search report)
- [XYI] US 2004028240 A1 20040212 - SPINALE ROBERT G [US]
- [XYI] US 2010158299 A1 20100624 - LIU CHUN I [TW]
- [YA] US 4757544 A 19880712 - GUY DENNIS D [US]
- See references of WO 2012020895A1
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
DOCDB simple family (publication)
US 2012039476 A1 20120216; US 8744115 B2 20140603; CN 102845077 A 20121226; CN 102845077 B 20151021; EP 2604044 A1 20130619; EP 2604044 A4 20140730; EP 2604044 B1 20181010; KR 101681780 B1 20161201; KR 20120015667 A 20120222; WO 2012020895 A1 20120216
DOCDB simple family (application)
US 98427811 A 20110104; CN 201180018799 A 20110103; EP 11816511 A 20110103; KR 20100077959 A 20100812; KR 2011000004 W 20110103